PP非返回阀软管内径8-10mm OB8714108（5 PC）

Applicable tube inner diameter 8 to 10 mm [Specifications] <br>Applicable tube inner diameter (mm): 8 to 10 <br>Connection port outer diameter (mm): 8.6 to 10.6 <br>Connection port inner diameter (mm): 3.8 <br>Maximum diameter x total length (mm) 21 to 72 <br>■Features<br>-This is a backflow prevention connector for soft tubes that has a green圆形内置在显示屏上标记的黑色方向上。 <br> ・如果入口和出口之间的压力差为12KPA或更多，则可以防止背流，但是尽可能多地垂直使用它更有效。 <br> ・由聚丙烯（PP）制成。